Data Dependencies:
	1. Parlgov 12/10, available at www.parlgov.org (Data>Dataset>Stable 2012):
		view_cabinet.csv
		view_election.csv
		view_party.csv
		viewcalc_election_parameter.csv
	2. For appendix Table A3, Borman & Golder, Democratic Electoral Systems Around the World, 1946-2011, available at http://mattgolder.com/files/research/es_data-v2_0_1.zip:
		es_data-v2_0_1.csv